Trivia On Heat Transfer And Combustion! Quiz
(16).jpg "Trivia On Heat Transfer And Combustion! Quiz - Quiz")
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- 1.Solid X is placed in contact with solid Y. Heat energy will flow spontaneously from X to Y when
- A.
X is 20°C and Y is 20°C
- B.
X is 10°C and Y is 5°C
- C.
X is -25°C and Y is -10°C
- D.
X is 25°C and Y is 30°C
- 2.As water warms from 50°C to 85°C, the kinetic energy of the molecules will
- A.
Increase
- B.
Decrease
- C.
Stay the same
- 3.The temperature of a sample of pudding is a measure of the ___________ of the particles that make up the pudding.
- A.
Activation energy
- B.
Kinetic energy
- C.
Potential energy
- D.
Ionization energy
- 4.Boiling spaghetti noodles is an example of
- A.
Conduction
- B.
Convection
- C.
Radiation
- D.
Combustion
- 5.Using a solar cooker is an example of
- A.
Conduction
- B.
Convection
- C.
Radiation
- D.
Combustion
- 6.An egg frying in a skillet is an example of
- A.
Conduction
- B.
Convection
- C.
Radiation
- D.
Combustion
- 7.Products of a complete combustion are
- A.
Water and oxygen.
- B.
Water and carbon dioxide.
- C.
Oxygen and carbon dioxide.
- D.
Hydrogen and carbon dioxide.
- 8.As matter changes from solid to a liquid energy is
- A.
Absorbed
- B.
Released
- C.
Created
- D.
Destroyed
- 9.What are 2 requirements for a combustion reaction to occur?
- A.
Fuel & oxygen
- B.
Fuel & hydrogens
- C.
Carbon dioxide & oxygen
- D.
Water & oxygen
- 10.Heat is defined as
- A.
The amount of kinetic energy.
- B.
The amount of potential energy.
- C.
The amount of hotness.
- D.
The amount of coldness.
- 11.Ice can heat an object
- A.
Never
- B.
If the object is warmer than the ice.
- C.
If the object is colder than the ice.
- D.
Always
- 12.Heat transfers from ________ to ________
- A.
Hot, cold
- B.
Cold, hot
- C.
Air, water
- D.
Water, air
- 13.If I stick a metal skewer (stick) into a potato, the amount of cooking time required will
- A.
Decrease
- B.
Stay the same
- C.
Increase
- 14.If object X has a temperature of 90° C and object Y has a temperature of 20°C, when they are placed in contact with each other the final temperature of each will be approximately
- A.
90°C
- B.
20°C
- C.
55°C
- D.
110°C
- 15.As matter changes from a liquid to a solid entropy
- A.
Increases
- B.
Decreases
- C.
Is created
- D.
Is destroyed
- 16.When a liquid evaporates what cools?
- A.
The liquid
- B.
The gas
- C.
The surroundings
- D.
Nothing
- 17.A campfire eventually burns out because
- A.
You stop giving it fuel (wood, paper, lighter fluid, etc)
- B.
The air temperature is too low.
- C.
It does not have enough space.
- D.
It gets too hot.
- 18.As the amount of cooking time increases, the amount of heat transfer
- A.
Stays the same
- B.
Increases
- C.
Decreases
- 19.Matter melting _________________ energy.
- A.
Absorbs
- B.
Releases
- C.
Excites
- D.
Destroys
- 20.Matter condensing is an _______________ process.
- A.
Absorbs
- B.
Releases
- C.
Excites
- D.
Destroys
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